45157512 has 32 divisors (see below), whose sum is σ = 113899680. Its totient is φ = 14918400.

The previous prime is 45157493. The next prime is 45157513. The reversal of 45157512 is 21575154.

It is a self number, because there is not a number n which added to its sum of digits gives 45157512.

It is not an unprimeable number, because it can be changed into a prime (45157513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5614 + ... + 11037.

It is an arithmetic number, because the mean of its divisors is an integer number (3559365).

Almost surely, 2^45157512 is an apocalyptic number.

It is an amenable number.

45157512 is an abundant number, since it is smaller than the sum of its proper divisors (68742168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45157512 is a wasteful number, since it uses less digits than its factorization.

45157512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16773 (or 16769 counting only the distinct ones).

The product of its digits is 7000, while the sum is 30.

The square root of 45157512 is about 6719.9339282466. The cubic root of 45157512 is about 356.1038496843.

The spelling of 45157512 in words is "forty-five million, one hundred fifty-seven thousand, five hundred twelve".